/*
- Copyright (C) 2016 Paul Davis
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
+ * Copyright (C) 2016-2017 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2017 Robin Gareus <robin@gareus.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
#ifndef __ardour_slavable_h__
#define __ardour_slavable_h__
#include <boost/shared_ptr.hpp>
+#include "pbd/signals.h"
+
+#include "evoral/Parameter.h"
+
+#include "ardour/types.h"
+#include "ardour/libardour_visibility.h"
+
class XMLNode;
namespace ARDOUR {
class VCA;
-class Session;
+class VCAManager;
+class AutomationControl;
+class SlavableAutomationControl;
-class Slavable
+class LIBARDOUR_API Slavable
{
- public:
+public:
Slavable ();
virtual ~Slavable() {}
- XMLNode& state () const;
- int assign (Session& s, XMLNode const&);
+ XMLNode& get_state () const;
+ int set_state (XMLNode const&, int);
- void assign (boost::shared_ptr<VCA>);
+ virtual void assign (boost::shared_ptr<VCA>);
void unassign (boost::shared_ptr<VCA>);
+ PBD::Signal2<void,boost::shared_ptr<VCA>,bool> AssignmentChange;
+
+ virtual boost::shared_ptr<AutomationControl> automation_control (const Evoral::Parameter&) = 0;
+
static std::string xml_node_name;
- protected:
- virtual int assign_controls (boost::shared_ptr<VCA>) = 0;
- virtual int unassign_controls (boost::shared_ptr<VCA>) = 0;
+ /* signal sent VCAManager once assignment is possible */
+ static PBD::Signal1<void,VCAManager*> Assign;
+
+ std::vector<boost::shared_ptr<VCA> > masters (VCAManager*) const;
+
+ /** recursively test for master assignment to given VCA */
+ bool assigned_to (VCAManager*, boost::shared_ptr<VCA>) const;
+
+protected:
+ virtual SlavableControlList slavables () const = 0;
+
+private:
+ bool assign_controls (boost::shared_ptr<VCA>);
+ void unassign_controls (boost::shared_ptr<VCA>);
+
+ bool assign_control (boost::shared_ptr<VCA>, boost::shared_ptr<SlavableAutomationControl>);
+ void unassign_control (boost::shared_ptr<VCA>, boost::shared_ptr<SlavableAutomationControl>);
- private:
mutable Glib::Threads::RWLock master_lock;
std::set<uint32_t> _masters;
+ PBD::ScopedConnection assign_connection;
+ PBD::ScopedConnectionList unassign_connections;
+
+ int do_assign (VCAManager* s);
+ void weak_unassign (boost::weak_ptr<VCA>);
};
} // namespace ARDOUR